<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=887541
-->
<head>
  <title>Test for event retargeting in web components</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=887541">Bug 887541</a>
<script>

/*
 * Creates an event listener with an expected event target.
 */
function createEventListener(expectedTarget, msg) {
  return function(e) {
    is(e.target, expectedTarget, msg);
  };
}

/*
 * Test of event retargeting through a basic ShadowRoot with a content insertion point.
 *
 * <div elemThree> ---- <shadow-root shadowOne>
 *        |                        |
 * <div elemOne>            <content elemTwo>
 *
 * Dispatch event on elemOne
 */

var elemOne = document.createElement("div");
var elemTwo = document.createElement("content");
var elemThree = document.createElement("div");
var shadowOne = elemThree.createShadowRoot();

elemThree.appendChild(elemOne);
shadowOne.appendChild(elemTwo);

elemOne.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemOne."));
elemTwo.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemTwo."));
elemThree.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemThree."));
shadowOne.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of shadowOne."));

var customEvent = new CustomEvent("custom", { "bubbles" : true });
elemOne.dispatchEvent(customEvent);

/*
 * Test of event retargeting through a basic ShadowRoot with a content insertion point.
 *
 * <div elemThree> ---- <shadow-root shadowOne>
 *        |                        |
 * <div elemOne>            <content elemTwo>
 *
 * Dispatch event on elemTwo
 */

elemOne = document.createElement("div");
elemTwo = document.createElement("content");
elemThree = document.createElement("div");
shadowOne = elemThree.createShadowRoot();

elemThree.appendChild(elemOne);
shadowOne.appendChild(elemTwo);

elemTwo.addEventListener("custom", createEventListener(elemTwo, "elemTwo is in common ancestor tree of elemTwo."));
elemThree.addEventListener("custom", createEventListener(elemThree, "elemThree is in common ancestor tree of elemThree."));
shadowOne.addEventListener("custom", createEventListener(elemTwo, "elemTwo is in common ancestor tree of shadowOne."));

customEvent = new CustomEvent("custom", { "bubbles" : true });
elemTwo.dispatchEvent(customEvent);

/*
 * Test of event retargeting through a nested ShadowRoots with content insertion points.
 *
 * <div elemFive> --- <shadow-root shadowTwo>
 *       |                       |
 * <div elemOne>          <div elemFour> ----- <shadow-root shadowOne>
 *                               |                        |
 *                       <content elemTwo>       <content elemThree>
 *
 * Dispatch custom event on elemOne.
 */

elemOne = document.createElement("div");
elemTwo = document.createElement("content");
elemThree = document.createElement("content");
var elemFour = document.createElement("div");
var elemFive = document.createElement("div");
var shadowTwo = elemFive.createShadowRoot();
shadowOne = elemFour.createShadowRoot();

elemFive.appendChild(elemOne);
shadowTwo.appendChild(elemFour);
elemFour.appendChild(elemTwo);
shadowOne.appendChild(elemThree);

elemOne.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemOne."));
elemTwo.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemTwo."));
elemThree.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemThree."));
elemFour.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemFour."));
elemFive.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of elemFive."));
shadowOne.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of shadowOne."));
shadowTwo.addEventListener("custom", createEventListener(elemOne, "elemOne is in common ancestor tree of shadowTwo."));

customEvent = new CustomEvent("custom", { "bubbles" : true });
elemOne.dispatchEvent(customEvent);

/*
 * Test of event retargeting through a nested ShadowRoots with content insertion points.
 *
 * <div elemFive> --- <shadow-root shadowTwo>
 *       |                       |
 * <div elemOne>          <div elemFour> ----- <shadow-root shadowOne>
 *                               |                        |
 *                       <content elemTwo>       <content elemThree>
 *
 * Dispatch custom event on elemThree.
 */

elemOne = document.createElement("div");
elemTwo = document.createElement("content");
elemThree = document.createElement("content");
elemFour = document.createElement("div");
elemFive = document.createElement("div");
shadowTwo = elemFive.createShadowRoot();
shadowOne = elemFour.createShadowRoot();

elemFive.appendChild(elemOne);
shadowTwo.appendChild(elemFour);
elemFour.appendChild(elemTwo);
shadowOne.appendChild(elemThree);

elemThree.addEventListener("custom", createEventListener(elemThree, "elemThree is in common ancestor tree of elemThree."));
elemFour.addEventListener("custom", createEventListener(elemFour, "elemFour is in common ancestor tree of elemFour."));
elemFive.addEventListener("custom", createEventListener(elemFive, "elemFive is in common ancestor tree of elemFive."));
shadowOne.addEventListener("custom", createEventListener(elemThree, "elemThree is in common ancestor tree of shadowOne."));
shadowTwo.addEventListener("custom", createEventListener(elemFour, "elemFour is in common ancestor tree of shadowTwo."));

customEvent = new CustomEvent("custom", { "bubbles" : true });
elemThree.dispatchEvent(customEvent);

</script>
</body>
</html>
